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STD 11 - 3. Plant kingdom — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 3. Plant kingdom4 Marks
Question
Make correct pair

$A.$ Cyanophyceae                       $a.$ Green colour

$B.$ Chlorophyceae                       $b.$ Blue green colour

$C.$ Phaeophyceae                       $c.$ Red colour

$D.$ Rhodophyceae                       $d.$ Brown colour

✓

Answer

c
(c) $(A)$ Cyanophyceae -The blue-green colour is due to presence of a phycobilin pigment c-phycocyanin (also  $ c-$ $phycoerythrin$).

$(B)$ Chlorophyceae -The green colour is due to presence of a chl  $ -a$ ,   $chl. -b,$  xanthophylls and carotens.

$(C)$ Phaeophyceae -Brown colour is due to presence of pigment 'fucoxanthin'.

$(D)$ Rhodophyceae -Colour is red due to presence of a red pigment ($r-$ $phycocyanin$) in the chromatophores.

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